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Jock Semple Height
John Duncan Semple (October 26, 1903 – March 10, 1988) was a Scottish-American runner, physical therapist, trainer, and sports official. In 1967, as a race official for the Boston Marathon, he attempted to stop the 20-year-old marathon runner Kathrine Switzer from continuing to run and knocked down her coach when he tried to protect her.
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